PrepAtlas

Computer Networks

Chapters

1. OSI and TCP/IP Models
Layered architecture, encapsulation.
2. Data Link Layer
MAC, error detection (CRC), flow control.
3. Network Layer
IPv4, IPv6, routing (RIP, OSPF, BGP), subnetting.
4. Transport Layer
TCP, UDP, congestion control, flow control.
5. Application Layer
HTTP, DNS, FTP, email protocols.